Processed databases
Atom-Mass pairs
Outputs for Biochanin A; LC-ESI-QTOF; MS2; CE:25 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB005710
Synonyms: Biochanin A , 5,7-dihydroxy-3-(4-methoxyphenyl)chromen-4-one
Total mass: 284.263
Formula: H12 C16 O5
Experimental information
MS type: MS2
Instrument: micrOTOF-Q
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks: 287.072,
Replicated queried mass peaks: 119.043, 121.065, 123.042, 125.016, 130.04, 132.054, 134.067, 135.042, 140.053, 145.028, 145.062, 147.041, 150.027, 152.009, 153.016, 155.046, 158.035, 159.04, 159.075, 161.059, 161.093, 167.031, 169.062, 170.019, 172.048, 177.049, 180.037, 183.048, 183.073, 185.057, 186.063, 192.039, 197.057, 198.063, 200.043, 201.052, 211.038, 211.07, 212.046, 214.057, 215.064, 217.043, 217.073, 225.051, 226.058, 228.041, 230.086, 231.087, 240.07, 241.046, 242.053, 242.171, 243.057, 252.109, 253.046, 254.049, 256.058, 258.08, 268.733, 269.04, 270.048, 271.051, 274.045, 284.969, 285.071, 286.075, 286.196,
Processing time: 0:00:07.059329
Results for the quried mass "269.891"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C15O5 | 0.345 | 10 | 1 | C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O18,O19,O20,O21 |
| C16O4 | 0.388 | 14 | 2 | C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O18,O20,O21 |
| C16O4 | 0.388 | 14 | 2 | C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O18,O19,O20 |